Historical Volatility (Parkinson) (90-Day)
Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.
Direxion GOOGL Defined Income Boost ETF (GOIB) had 90-Day Historical Volatility (Parkinson) of 0.1079 for 2026-11-05.
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